177373980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{140773}}^1$

素因数の和:140795

約数の個数: 72

約数和(自身を含む): 614900832

約数和(自身を除く): 437526852

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 140773, 281546, 422319, 563092, 703865, 844638, 985411, 1266957, 1407730, 1689276, 1970822, 2111595, 2533914, 2815460, 2956233, 3941644, 4223190, 4927055, 5067828, 5912466, 6334785, 8446380, 8868699, 9854110, 11824932, 12669570, 14781165, 17737398, 19708220, 25339140, 29562330, 35474796, 44343495, 59124660, 88686990, 177373980]

約数ペア:

[(1, 177373980), (2, 88686990), (3, 59124660), (4, 44343495), (5, 35474796), (6, 29562330), (7, 25339140), (9, 19708220), (10, 17737398), (12, 14781165), (14, 12669570), (15, 11824932), (18, 9854110), (20, 8868699), (21, 8446380), (28, 6334785), (30, 5912466), (35, 5067828), (36, 4927055), (42, 4223190), (45, 3941644), (60, 2956233), (63, 2815460), (70, 2533914), (84, 2111595), (90, 1970822), (105, 1689276), (126, 1407730), (140, 1266957), (180, 985411), (210, 844638), (252, 703865), (315, 563092), (420, 422319), (630, 281546), (1260, 140773)]